{"id":"W4386697680","doi":"10.1302/2633-1462.49.bjo-2023-0053","title":"The association between preoperative COVID-19-positivity and acute postoperative complication risk among patients undergoing orthopedic surgery","year":2023,"lang":"en","type":"article","venue":"Bone & Joint Open","topic":"COVID-19 and healthcare impacts","field":"Medicine","cited_by":7,"is_retracted":false,"has_abstract":true,"ca_institutions":"St. Michael's Hospital; University of Toronto","funders":"Stryker","keywords":"Medicine; Orthopedic surgery; Propensity score matching; Adverse effect; Surgery; Arthroplasty; Odds ratio; Complication; Pneumonia; Internal medicine","routes":{"ca_aff":true,"ca_fund":false,"ca_venue":false,"about_ca":false,"invisible_to_affiliation_only":false},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0004570312,0.0001734568,0.0002000653,0.0006621432,0.0002937927,0.0005523128,0.0002441765,0.000278632,0.002260722],"category_scores_gemma":[0.002783928,0.0001424047,0.0003426304,0.0008334356,0.0002325841,0.0004062587,0.0005258369,0.0004863613,0.0001522843],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0002167447,"about_ca_system_score_gemma":0.0003917379,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.001593732,"about_ca_topic_score_gemma":0.002158781,"domain_scores_codex":[0.999441,0.0001080527,0.0001106869,0.00009604014,0.0001134908,0.0001307072],"domain_scores_gemma":[0.9975636,0.0003601272,0.001535102,0.00009209602,0.0001429271,0.0003061728],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.00002807362,0.000007720937,0.9994368,0.000006740175,0.00001209401,0.00003107202,0.000008744614,0.000009379775,0.0000419902,0.000006346934,0.00002569736,0.0003852484],"study_design_scores_gemma":[0.000002672281,0.00003691141,0.9992722,0.000008958591,0.00001313748,0.0003157373,0.00009342519,0.00009676108,0.00003585504,0.00001687303,0.0001056653,0.00000186144],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9986764,0.0004981051,0.00008229282,0.0000633166,0.00001039544,0.000006545784,0.000290779,0.000001310407,0.0003708483],"genre_scores_gemma":[0.99942,0.0001567723,0.0000695762,0.00002046545,0.00001537814,0.000004436525,0.0002588046,7.207446e-7,0.00005385392],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.002260722,"threshold_uncertainty_score":0.007562816,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.07843817217786263,"score_gpt":0.3791874249019395,"score_spread":0.3007492527240768,"validation_status":"score_only:v0-immature-baseline","note":"Baseline scores from an immature model (maturity gate not passed). Scores rank; they never assert a category."}}